Efficient van der Waals layered gallium telluride-based passive photodetectors for low-power-density sensing of visible light

• DOI: 10.1039/d3tc01958f
• Publication Date: 2023-10-05T06:55:26Z
• Authors: Carlo C. Sta. Maria; Po-Hung Wu; Denny Pratama Has...; Clara Sinta Saragih; Hien Giap; Duc Huy Nguyen; Yan-Ruei Chen; Ranjit A. Patil; Duy Van Pham; Ji-Lin Shen; Chien-Chih Lai; Maw-Kuen Wu; Yuan-Ron Ma
• Keywords: Cadmium telluride photovoltaics; Biasing; Power density; Telluride; Crystal (programming language)

This work demonstrates the capability of a van der Waals layered GaTe single crystal to detect wide range wavelengths at small power density (0.05 W m −2 ) while being operated low bias voltage 0.2 V.